Join Flamsteed Astronomy Society

You can join the society online via this link.

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Greenwich Summer 2026 Savings: Flamsteed Astronomy Society prices

RMG + Flamsteed Astronomy Society Single Membership (one adult): £78
RMG + Flamsteed Astronomy Society Joint Membership (two adults): £113
RMG + Flamsteed Astronomy Society Concessionary Membership: £67
RMG + Flamsteed Astronomy Society Young Adult Membership: £67

Flamsteed Astronomy Society prices from 2 September 2026 (DD = direct debit price)

RMG + Flamsteed Astronomy Society Single Membership (one adult): £95 (DD) or £105
RMG + Flamsteed Astronomy Society Joint Membership (two adults): £135 (DD) or £145
RMG + Flamsteed Astronomy Society Concessionary Membership: £84 (DD) or £94
RMG + Flamsteed Astronomy Society Young Adult Membership: £84 (DD) or £94
 
Please note that members of the Flamsteed Astronomy Society must be over 16 years of age. Members who are aged 16 or 17 must be accompanied throughout by a legal parent or guardian when attending events and activities that are not held on Museum premises. Members aged 16 and 17 who arrive at events not held on Museum premises without a legal parent or guardian will be turned away. 

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For further details on these restrictions and to apply for a Flamsteed Student Membership, please email membership@rmg.co.uk.

 

Flamsteed memberships can also be added to our Family Memberships. Should you wish to purchase, or for further information, please contact the Membership Team on 0208 312 6678 or email via membership@rmg.co.uk.

 

The Flamsteed is part of the membership organisation of Royal Museums Greenwich (RMG), and RMG membership is a requirement to join the Flamsteed. If you are not already a member of RMG you can join the RMG and Flamsteed together. 

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You will find details of membership options and rates for the Flamsteed (including membership of the RMG) using the above link.

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Please note that members of the Flamsteed must be over 16 years of age.

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Concessionary rates are available for 60+, full-time students, registered disabled, ES40 holders, members of the British Armed Forces (with relevant ID) and young adults (aged 16 and 17). There are also currently special rates for existing members who renew (conditions apply).

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Occasionally there may be additional charges for optional outside visits and events.

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Flamsteed membership includes the following benefits:

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• Exclusive inspiring astronomy lectures and activities workshops

• Exclusive observing sessions using the historic Great Equatorial Telescope

• Regular observing and imaging sessions

• Unique astronomy-focused trips

• Social events

 

Membership of RMG provides you with a number of benefits in addition to those offered by the Flamsteed:

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• Free entry to Cutty Sark

• Free entry to the special exhibition programme at the Sammy Ofer Wing, National Maritime Museum

• Free access to the Peter Harrison Planetarium*, Flamsteed House and the Meridian Courtyard

• Personal invitations to private views and an exciting programme of Members events

• 10% discounts in Royal Museums Greenwich shops

• 20% discount in Royal Museums Greenwich Cafes

• Concessionary discount on adult learning talks and courses

• Access to the Members Room at the National Maritime Museum

• Bi-annual Wave magazine and bi-monthly e-newsletter

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    *please note that the Planetarium will be closing for building works on 2 November 2025 until Spring 2028.

 

You can find lots of information about us on this website in the about us section and also about our previous meetings and events. If you have any further questions, please use the contact us section. If you’re undecided about joining please feel free to come along to one of our observing events and meet some of the members (see the Home page for dates). The Flamsteed provides excellent value for money.

 

We support the work of the Royal Observatory Greenwich (ROG) through donations of our time, equipment, and money, while enhancing the knowledge, experience and enjoyment of astronomy for our members through a programme of first-class lectures and other events. We have access to the professional astronomy staff at the ROG as well as enjoying a world heritage site and the equipment and facilities of the ROG and National Maritime Museum.

 

To become a member of the society, click here and fill out the online form.